Description
The SD42C4404(4302) is a 4-bit single chip micro-computer having 4K(2K) bytes ROM and is designed with CMOS silicon gate technology.
Features
- Memory mapped I/O Program memory : 4096 x 10bits (DMC42C4404) 2048 x 10bits (DMC42C4302) Data memory : 512 x 4bits (DMC42C4404) 256 x 4bits (DMC42C4302) 8-bit serial communication interface - External / Internal clock selection - Mode : Transmit, Receive Receive only Clock continuous 8-bit A/D converter - 8-bit successive approximate type - 4 channels - Sample and hold - Conversion time : 17.1us at 4.19MHz 24 I/O Pins - CMOS Pins : 16 - High current LED direct drive pins - Internal pull-up resis.